UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cPxlTMvuJhqRxItaZEQIDWoTCOMAN1aAiVlQ5BmRG/g=' 
WHERE 
  key_id = 'a3601fef31d85d810e7b7928427a31b4b4bb72a0379c8823c6a06f38c80eb998' 
  AND (
    token = 'cPxlTMvuJhqRxItaZEQIDWoTCOMAN1aAiVlQ5BmRG/g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )